New simulations show that hot neutrinos created at the interface of merging binary neutron stars are briefy trapped and remain out of equilibrium with the cold cores of the stars for 2 to 3 ...

NASA’s Roman Space Telescope could expose a vast hidden population of neutron stars lurking unseen across the Milky Way. By ...

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Is Star Trek really a science show, or just a lot of “gee, whiz” nonsensical sci-fi? Could people really do the fantastic things they did on the original Star Trek: The Original Series and later ...

The James Webb Space Telescope has spotted objects in the early universe that might be a new kind of star — one powered by dark matter. These “dark stars” are still hypothetical. Their identification ...

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There’s a pervasive idea in science fiction that the stars themselves could power our adventures among the stars. In Star Wars: Attack of the Clones, Count Dooku flies away on a Solar Sailer, while ...

Could the Star of Bethlehem have been caused by a “great conjunction” of the bright planets Venus and Jupiter? On June 17, 2 B.C., the planets had come so close they would have almost appeared as one ...